Mission
Long March 12 launched SatNet LEO Group 27 from Commercial LC-2 at Wenchang Space Launch Site, People’s Republic of China.
Before the flight
A batch of 9 Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group.
The constellation will eventually consists of 13000 satellites.
- Launched
- Sat 03:27 UTC+8 at the pad
- Rocket
- Long March 12CASC
- Destination
- Low Earth Orbit
- Launch site
- Commercial LC-2, Wenchang, China6th launch from this pad in 202622 days after the last
48th
CASC launch of 2026
Long March 12
CASC9 launches since November 2024, 9 successful
62m
Height
3.8m
Diameter
428t
Mass at liftoff
5.0MN
Thrust at liftoff
12t
Payload to low Earth orbit
About Long March 12
The Long March 12 carrier rocket is a Chinese medium-lift launch vehicle currently under development by the Shanghai Academy of Spaceflight Technology, using kerosene and liquid oxygen as propellant. It will be capable of placing at least 10 tonnes of payload in low Earth orbit and at least 6 tonnes in a 700 km Sun-synchronous orbit.
Orbit estimated from CelesTrak’s elementsMeasured trackSpaceX’s predicted path
In orbit now
The crewed stations and Hubble, once around the Earth every 92 to 94 minutes
| Spacecraft | Altitude | Speed |
|---|---|---|
| ISSDocked: Soyuz MS-29, Crew-13In Earth’s shadow | 429km | 27,563km/h |
| TiangongDocked: Shenzhou-23In sunlight | 386km | 27,649km/h |
| Shenzhou-23In sunlight | 386km | 27,649km/h |
| Soyuz MS-29In Earth’s shadow | 429km | 27,563km/h |
| Crew-13In Earth’s shadow | 429km | 27,563km/h |
| HubbleIn sunlight | 476km | 27,462km/h |
Estimated for from CelesTrak’s orbital elements, up to 33 h old.


